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If a constant 60 is subtracted from each of the values of X and Y, then the regression coefficient is
1. reduced by 60
2. increased by 60
3. \(\dfrac{1}{60}^{th}\)of the original regression coefficient
4. not changed

1 Answer

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Best answer
Correct Answer - Option 4 : not changed

Explanation

The regression coefficient are independent of the change of the origin. But , they are not independent of the change of the scale. It means there will be no effect on the regression coefficient if any constant is subtracted from the values of x and y

After subtracting constant 60 from each value of X and Y, the regression coefficient is not changed

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